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থিম নির্বাচন

আপনার পছন্দের থিম বেছে নিন।

Choose the correct sentence from among the following:

A. A letter have written by him.
B. A letter has been writing by him.
C. A letter has being writing by him.
D. A letter has been written by him
সঠিক উত্তরঃ D. A letter has been written by him
Explanation: